87100244

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:669

約数の個数: 72

約数和(自身を含む): 196499520

約数和(自身を除く): 109399276

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 71, 77, 98, 142, 154, 196, 284, 308, 497, 539, 569, 781, 994, 1078, 1138, 1562, 1988, 2156, 2276, 3124, 3479, 3983, 5467, 6259, 6958, 7966, 10934, 12518, 13916, 15932, 21868, 25036, 27881, 38269, 40399, 43813, 55762, 76538, 80798, 87626, 111524, 153076, 161596, 175252, 282793, 306691, 444389, 565586, 613382, 888778, 1131172, 1226764, 1777556, 1979551, 3110723, 3959102, 6221446, 7918204, 12442892, 21775061, 43550122, 87100244]

約数ペア:

[(1, 87100244), (2, 43550122), (4, 21775061), (7, 12442892), (11, 7918204), (14, 6221446), (22, 3959102), (28, 3110723), (44, 1979551), (49, 1777556), (71, 1226764), (77, 1131172), (98, 888778), (142, 613382), (154, 565586), (196, 444389), (284, 306691), (308, 282793), (497, 175252), (539, 161596), (569, 153076), (781, 111524), (994, 87626), (1078, 80798), (1138, 76538), (1562, 55762), (1988, 43813), (2156, 40399), (2276, 38269), (3124, 27881), (3479, 25036), (3983, 21868), (5467, 15932), (6259, 13916), (6958, 12518), (7966, 10934)]